CVE-2024-55627
highpriority · track · 30EPSS 0.010 · 63 %ileEURUUSEPSS · scored 2026-10-27
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.8, a specially crafted TCP stream can lead to a very large buffer overflow while being zero-filled during initialization with memset due to an unsigned integer underflow. The issue has been addressed in Suricata 7.0.8.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.9–7.5
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (16)
External citations — patches, advisories, analysis.
- https://github.com/OISF/suricata/commit/282509f70c4ce805098e59535af445362e3e9ebdcnnvd
- https://github.com/OISF/suricata/commit/8900041405dbb5f9584edae994af2100733fb4becnnvd
- https://github.com/OISF/suricata/commit/9a53ec43b13f0039a083950511a18bf6f408e432cnnvd
- https://github.com/OISF/suricata/releases/tag/suricata-7.0.8Patchcnnvd
- https://github.com/OISF/suricata/security/advisories/GHSA-h2mv-7gg8-8x7vcnnvd
- https://redmine.openinfosecfoundation.org/issues/7393cnnvd
- https://github.com/OISF/suricata/commit/282509f70c4ce805098e59535af445362e3e9ebdenisa_euvd
- https://github.com/OISF/suricata/commit/8900041405dbb5f9584edae994af2100733fb4beenisa_euvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan